import re

from areas.models import Area
from rest_framework import serializers

from users.models import Address


class AreasSerialzier(serializers.ModelSerializer):
    class Meta:
        model = Area
        fields = ('id', 'name')


class AddressSerialzier(serializers.ModelSerializer):
    # 显示指明
    city = serializers.StringRelatedField(read_only=True)
    province = serializers.StringRelatedField(read_only=True)
    district = serializers.StringRelatedField(read_only=True)

    city_id = serializers.IntegerField(write_only=True)
    district_id = serializers.IntegerField(write_only=True)
    province_id = serializers.IntegerField(write_only=True)



    class Meta:
        model = Address
        fields = ('city_id', 'district_id', 'province_id', 'email', 'mobile', 'place', 'receiver', 'tel', 'title','city','province','district', 'id')

    def validate_mobile(self, value):
        if not re.match(r'^1[3-9]\d{9}$',value):
            raise serializers.ValidationError('手机格式不匹配')

        return value

    def create(self, validated_data):
        # 获取用户对象
        user = self.context['request'].user
        # 用户对象添加到数据中
        validated_data['user'] = user
        # 保存操作
        address = Address.objects.create(**validated_data)
        # 返回对象
        return address